254264780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4027}}^1$

素因数の和:4095

約数の個数: 96

約数和(自身を含む): 682117632

約数和(自身を除く): 427852852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 140, 154, 164, 205, 220, 287, 308, 385, 410, 451, 574, 770, 820, 902, 1148, 1435, 1540, 1804, 2255, 2870, 3157, 4027, 4510, 5740, 6314, 8054, 9020, 12628, 15785, 16108, 20135, 28189, 31570, 40270, 44297, 56378, 63140, 80540, 88594, 112756, 140945, 165107, 177188, 221485, 281890, 310079, 330214, 442970, 563780, 620158, 660428, 825535, 885940, 1155749, 1240316, 1550395, 1651070, 1816177, 2311498, 3100790, 3302140, 3632354, 4622996, 5778745, 6201580, 7264708, 9080885, 11557490, 12713239, 18161770, 23114980, 25426478, 36323540, 50852956, 63566195, 127132390, 254264780]

約数ペア:

[(1, 254264780), (2, 127132390), (4, 63566195), (5, 50852956), (7, 36323540), (10, 25426478), (11, 23114980), (14, 18161770), (20, 12713239), (22, 11557490), (28, 9080885), (35, 7264708), (41, 6201580), (44, 5778745), (55, 4622996), (70, 3632354), (77, 3302140), (82, 3100790), (110, 2311498), (140, 1816177), (154, 1651070), (164, 1550395), (205, 1240316), (220, 1155749), (287, 885940), (308, 825535), (385, 660428), (410, 620158), (451, 563780), (574, 442970), (770, 330214), (820, 310079), (902, 281890), (1148, 221485), (1435, 177188), (1540, 165107), (1804, 140945), (2255, 112756), (2870, 88594), (3157, 80540), (4027, 63140), (4510, 56378), (5740, 44297), (6314, 40270), (8054, 31570), (9020, 28189), (12628, 20135), (15785, 16108)]